1

Fungal rash:
Usually doesn't look like a friction rash or rash from razor burn, but they can appear atypical. It is best to have a knowledgeable provider look at it. One look is worth 1000 words.
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2

Probably no STD:
Syphilis can cause a body-wide rash, but not hive-like and usually not itchy. If you think you're at risk for STDs, get tested. But an STD is not a likely cause of this rash. Most rashes like this are due to drug allergy -- which could include an STD drug if you're on treatment. In that case, contact the doctor treating you. Good luck!
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3

Are you referring to:
...a rug burn or other type of rash that's caused by something rubbing against the skin? The rash itself IS a symptom. There may be no other symptoms. If I'm completely off the mark here, please resubmit your question clarifying what you mean by "skin slide." Thank you! Dr. Anne @ HealthTap.
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7

See a Doctor:
Could be many things from sunburn to infectious process. A dermatologist is a specialist in diseases of the skin. Many primary care doctors in the US treat skin involvement as well.More history and visual evaluation is needed to help.
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8

Roseola:
Roseola is a viral infection suffered by toddlers . The skin rash usually appears after a child's temperature has normalized after having had fever for several days, they look like tine red dots first noted on the torso and eventually spreading to the rest of the body. Psoriasis is an inherited lifelong skin condition that it is not contagious like roseola (only to toddlers)..
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10

Chronic eczema:
The hyperpigmentation and excoriation indicate a chronic condition. He needs a steroid oinment and moisturizing of skin. He would be better served however, if you took him to a dermatologist so he could set up a long term program for your child.
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13

Rosacea?:
If you flush easily, this may just be from rosacea which worsens with warm temperature. Lupus rash usually goes across the nose. There are topical and oral treatment for this . See you doctor.
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15

Rash:
It sounds like youre talking about the hives or urticaria which is usually caused by allergy. Unfortunately it is impossible to give you a definitive diagnosis without seeing a picture of you lesion. Therefore, see your doctor for an exact diagnosis and treatment.
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17

See below:
A patient with HIV may have a variety of skin ailments as many viral infections clearly affect HIV patients more than non HIV patients this is also true of some fungal and bacterial infections as well-so the skin may have several different types lesions.
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